Perhaps you should try some spelling variations:
dan thiet » luan thiet, toan thiet, doan thien
cham xuc » cam xuc, chat xuc, cham soc
ban hanh » ban hang
ky dang » ky nang, ky danh
dang ma » dang mau, dang mam, dang mat
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
va hanh » van hanh, va thanh, va danh
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
vi dan » voi dan, vi dai, va dan

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: tu sac ky dang ma hoa. hieu ve cham xuc ((va hanh) or (ban hanh)) vi dan thiet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky dang ma hoa. hieu ve cham xuc ((va hanh) OR (ban hanh)) vi dan thiet.
• Adding a wildcard symbol may retrieve word variants: tu sac ky dang ma hoa. hieu ve cham xuc ((va hanh) or (ban hanh)) vi dan thiet*.